Hourly Weather | Today Sunday, May 10, 2026
Chino Hills, California
4 AM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 96%
UV Index: 0
Wind: 4 mph
5 AM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 97%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Weather
55°
Feels Like 55°
0
Humidity: 98%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
57°
Feels Like 59°
0
Humidity: 90%
UV Index: 0
Wind: 2 mph
8 AM
Cloudy Weather
61°
Feels Like 63°
0
Humidity: 84%
UV Index: 1
Wind: 2 mph
9 AM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 70%
UV Index: 1
Wind: 4 mph
10 AM
Cloudy Weather
72°
Feels Like 72°
0
Humidity: 60%
UV Index: 2
Wind: 5 mph
11 AM
Cloudy Weather
75°
Feels Like 77°
0
Humidity: 52%
UV Index: 3
Wind: 6 mph
12 PM
Cloudy Weather
79°
Feels Like 81°
0
Humidity: 46%
UV Index: 4
Wind: 7 mph
1 PM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 42%
UV Index: 4
Wind: 8 mph
2 PM
Cloudy Weather
82°
Feels Like 88°
0
Humidity: 39%
UV Index: 10
Wind: 9 mph
3 PM
Cloudy Weather
82°
Feels Like 88°
0
Humidity: 38%
UV Index: 7
Wind: 10 mph
4 PM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 40%
UV Index: 5
Wind: 10 mph
5 PM
Cloudy Weather
79°
Feels Like 79°
0
Humidity: 43%
UV Index: 3
Wind: 10 mph
6 PM
Cloudy Weather
77°
Feels Like 75°
0
Humidity: 47%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
73°
Feels Like 72°
0
Humidity: 54%
UV Index: 1
Wind: 8 mph
8 PM
Night
70°
Feels Like 66°
0
Humidity: 61%
UV Index: 0
Wind: 8 mph
9 PM
Night
66°
Feels Like 64°
0
Humidity: 67%
UV Index: 0
Wind: 7 mph
10 PM
Night
64°
Feels Like 63°
0
Humidity: 74%
UV Index: 0
Wind: 6 mph
11 PM
Night
63°
Feels Like 63°
0
Humidity: 78%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.33 µg/m³
  • PM10: 20.67 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 20.75 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.16 µg/m³
  • PM10: 20.3 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.08 µg/m³
  • PM10: 19.79 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.03 µg/m³
  • PM10: 19.32 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.04 µg/m³
  • PM10: 18.89 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.12 µg/m³
  • PM10: 18.73 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 18.61 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.37 µg/m³
  • PM10: 18.54 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.56 µg/m³
  • PM10: 18.67 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.83 µg/m³
  • PM10: 18.93 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.23 µg/m³
  • PM10: 19.42 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.7 µg/m³
  • PM10: 19.9 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
44 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.09 µg/m³
  • PM10: 20.24 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.41 µg/m³
  • PM10: 20.4 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.63 µg/m³
  • PM10: 20.42 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.72 µg/m³
  • PM10: 20.29 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.69 µg/m³
  • PM10: 20.08 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.63 µg/m³
  • PM10: 19.88 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.55 µg/m³
  • PM10: 19.7 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.